Hydrolea.| | LXXXVIII, HYDROPHYLLACEEH (BAKER AND BROWN). > 
4. H. floribunda, Kotschy d& Peyr. Pl. Tinn. 22, t.9, fig. B. Stems 
glabrous, erect, branched in the upper part. Leaves linear, narrowed 
at the base, glabrous, $—24 in. long, 14-2} lin. broad. Panicle oblong 
or subcorymbose, 6-8 in. long, 24—4 in. broad, with ascending branches 
4-4 in. long, ending in dense many-flowered cymes, which are usually 
rather crowded, glabrous in all parts. Pedicels 1-4 lin. long. Sepals 
14-2 lin. long, ovate-lanceolate, acute. Corolla blue; lobes 3 lin. long, 
about 14 lin. broad, elliptic-ovate, subobtuse. Staminal-filaments 
14-2 lin. long, filiform, with a cross-shaped dilatation at the base, the 
arms of which havea dorsal upcurved auricle ; anthers about 14 lin. long. 
Hypogynous disk conspicuous, $ lin. in diam., 5-crenate. Styles 2 lin. 
long. Capsule ellipsoid, 12 lin. long. 
Nile Gand. Bongo: banks of the River Jur, Zinne. Dar Fertit: by the 
Nguggu River, a tributary of the River Kura, Schweinfurth, iii., 131! 
5. H. graminifolia, 4. W. Benn. in Journ. Linn. Soc. xi, 277, 
t. 1, fig. 12, Perennial (Barter). Stems creeping and rooting at the 
base, then erect, 2—4 ft. high, 2-34 lin. thick, straight, simple, branched 
only at the inflorescence, hollow, glabrous. Leaves 2-34 in. long, 1-24 
in. broad, linear, acute, narrowed at the base, glabrous, erect, those at the 
base of the flowering branches gradually smaller and reflexed. Panicle 
3-8 in. long, oblong or corymbose, rather compact ; branches ascending 
4-4 in. long, naked below, ending in dense many-flowered cymes, 
glabrous or most minutely puberulous on the pedicels and calyx. 
Pedicels 1-4 lin. long. Sepals 14-2 lin. long, lanceolate or narrowly 
ovate-lanceolate, acute. Corolla intense blue; lobes 3-4 lin. long, 
13-2 lin. broad, elliptic or elliptic-ovate, rounded at the apex. Staminal- 
filaments 2 lin. long, filiform, with a deltoid-ovate or broadly rhomboid 
dilated base; anthers 14-1} lin. long. Hypogynous disk rather in- 
conspicuous, scarcely $ lin. in diam. Styles 3 lin. long. Capsule 
globose or ellipsoid, 14-2 lin. long. 
Upper Guinea. French Guinea: Sulimania; Erimakuna, in wet mud, Scott- 
Elliot, 5235! Northern Nigeria: Nupe; swamp near Jeba, Barter, 888! 
OrpeR LXXXIX. BORAGINEA. (By J. G. Baker, with 
additions by C. H. Wright.) 
Flowers hermaphrodite, usually regular. Calyx inferior; tube 
cammpanulate, often very short ; lobes usually 5, Corolla gamopetalous ; 
abe campanulate, funnel-shaped or cylindrical ; often furnished at the 
shroat with gibbosities or small scales; lobes usually 5, imbricate. 
Stamens as many as the corolla-lobes, inserted in or at the throat of 
the corolla-tube ; filaments filiform; anthers dehiscing longitudinally, 
) various in shape. Disk annular or obsolete. Ovary superior of two 
| cells with two ovules in each or four lobes with one ovule in each; 
‘style inserted at the apex of the ovary, or between the lobes, simple or 
once or twice forked; ovules erect or nearly horizontal. Fruit 
\indehiscent or breaking up into four nutlets. Seeds erect, oblique or 
